Dan Patrick O'Keefe (born October 21, 1929) is an American politician.
He is a former member of the California State Senate and the Cupertino City Council.
[1] He was the unsuccessful 1978 Republican nominee for Congress from California's 13th congressional district.
He was first elected to the state Senate in a 1980 special election, easily defeating Santa Clara County Supervisor Rod Diridon Sr. and was narrowly defeated for re-election in 1982 by Santa Clara County Supervisor Dan McCorquodale.